阅读说明：本技术 一种基于聚酯纤维制隐藏式双开尾拉链 (Hidden type double-opening-tail zipper based on polyester fiber ) 是由 陈海红 于 2021-09-17 设计创作，主要内容包括：本发明涉及拉链技术领域,且公开了一种基于聚酯纤维制隐藏式双开尾拉链,包括拉链条、拉链头、止块、防护罩、U型块和拉把,所述拉链条设有两组,两组所述拉链条之间滑动安装两个拉链头,两组所述拉链条之间对称固定安装两个止块,且两个拉链头位于两个止块之间,所述拉链头顶端滑动安装有防护罩,所述防护罩顶端固定安装有U型块,所述U型块内部转动安装有拉把。本发明不仅能够通过T型圆杆挤压转动杆,使得转动杆带动连接块移动,进而向下拉动防护罩移动覆盖拉链头,同时能够通过弹簧一和压条挤压拉链条,实现辅助锁定拉链头的功能,还能够通过转动杆反向挤压T型圆杆,进而挤压L型转动板卡接收纳拉把。(The invention relates to the technical field of zippers and discloses a hidden double-tail-opening zipper based on polyester fiber, which comprises two groups of zipper strips, zipper heads, stop blocks, a protective cover, a U-shaped block and a pull handle, wherein the two groups of zipper strips are arranged, the two zipper heads are arranged between the two groups of zipper strips in a sliding mode, the two stop blocks are symmetrically and fixedly arranged between the two groups of zipper strips, the two zipper heads are positioned between the two stop blocks, the protective cover is arranged at the top end of each zipper head in a sliding mode, the U-shaped block is fixedly arranged at the top end of the protective cover, and the pull handle is rotatably arranged in the U-shaped block. The T-shaped rotating plate clamping and accommodating pull handle can extrude the T-shaped round rod to extrude the rotating rod to drive the connecting block to move so as to further pull the protective cover to move downwards to cover the zipper puller, meanwhile, the zipper strip can be extruded through the first spring and the pressing strip to realize the function of assisting in locking the zipper puller, the T-shaped round rod can be reversely extruded through the rotating rod, and the L-shaped rotating plate is further extruded to clamp and accommodate the pull handle.)

1. The hidden double-open-tail zipper based on the polyester fiber comprises zipper strips (1), zipper heads (2), stop blocks (3), a protective cover (4), U-shaped blocks (5) and pull handles (6), wherein the zipper strips (1) are provided with two groups, two groups of the zipper heads (2) are arranged between the zipper strips (1) in a sliding mode, the two groups of the zipper heads (3) are symmetrically and fixedly arranged between the zipper strips (1), the two zipper heads (2) are positioned between the two stop blocks (3), the protective cover (4) is arranged at the top end of each zipper head (2) in a sliding mode, the U-shaped blocks (5) are fixedly arranged at the top end of the protective cover (4), the pull handles (6) are rotatably arranged inside the U-shaped blocks (5), the hidden double-open-tail zipper is characterized in that two square grooves (10) are symmetrically arranged on the front wall and the back wall inside the U-shaped blocks (5), and square blocks (8) are arranged inside the two square grooves (10) in a sliding mode, two fixed mounting has rotational pin (7) between square (8), fixed mounting has torsional spring (9) on rotational pin (7) annular side, and torsional spring (9) outside fixed mounting draw inside (6), fixed mounting has magnetic path (11) on the inside left wall of square groove (10), draw and have T type round bar (12) to (6) bottom slidable mounting, draw zipper head (2) top to rotate and install dwang (13), dwang (13) top is rotated and is installed connecting block (14), connecting block (14) top is passed protection casing (4) and slidable mounting in U type piece (5) bottom.

2. The hidden double-opening-tail zipper based on the polyester fiber is characterized in that a rectangular groove (32) is formed in the top end of the zipper head (2), a second round pin (33) is rotatably installed inside the rectangular groove (32), a rotating rod (13) is fixedly installed on the annular side face of the second round pin (33), a groove is formed in the top end of the rotating rod (13), a third round pin (34) is rotatably installed inside the groove, and a connecting block (14) is fixedly installed on the annular side face of the third round pin (34).

3. The hidden type double-opening-tail zipper based on polyester fibers as claimed in claim 1, wherein four elastic telescopic rods (15) are fixedly mounted at the top end of the zipper head (2), and the top ends of the four elastic telescopic rods (15) are fixedly mounted at the top end inside the protective cover (4).

4. The hidden double-opening-tail zipper based on the polyester fiber is characterized in that the elastic telescopic rod (15) consists of an outer rod (16), an inner rod (17) and a first spring (18), the outer rod (16) is fixedly mounted at the top end of the zipper head (2), the inner rod (17) is slidably mounted at the top end of the outer rod (16), the top end of the inner rod (17) is fixedly mounted at the top end inside the protective cover (4), the bottom end of the inner rod (17) extends to the inside of the outer rod (16) and is fixedly mounted with the first spring (18), and the bottom end of the first spring (18) is fixedly mounted at the bottom end inside the outer rod (16).

5. The hidden type double-opening-tail zipper based on the polyester fiber is characterized in that strip-shaped grooves are symmetrically formed in the front side and the rear side of the bottom end of the protective cover (4), a second spring (19) is fixedly mounted at the top end of the inside of each strip-shaped groove, a pressing strip (20) is fixedly mounted at the bottom end of each second spring (19), and the bottom ends of the pressing strips (20) extend to the outer sides of the strip-shaped grooves.

6. The hidden type double-opening-tail zipper based on polyester fibers as claimed in claim 1, wherein the U-shaped block (5) is provided with a through groove (35) at the bottom inside, the protective cover (4) is provided with T-shaped grooves (21) at the top and right ends, the top ends of the T-shaped grooves (21) are aligned and communicated with the through groove (35), and the right ends of the T-shaped grooves (21) are aligned with the T-shaped round rods (12) left and right.

7. The hidden two tail zippers that open based on polyester fiber system of claim 1, characterized in that, two fixed blocks (24) of both ends symmetry fixed mounting around U type piece (5), fixed block (24) internal rotation installs circular round pin (25), fixed mounting has torsional spring two (26) on the circular side of circular round pin (25), and torsional spring two (26) outside fixed mounting inside fixed block (24), two rotate between fixed block (24) and install L type rotor plate (27), fixed block (24) and fix on L type rotor plate (27) are passed to circular round pin one (25) one end, L type rotor plate (27) bottom left side fixed mounting has briquetting (28), T type round bar (12) top is passed and is drawn handle (6) and fixed mounting has plectane (22), T type round bar (12) annular side upside installs spring three (23), and the upper end and the lower end of the spring III (23) are respectively and fixedly arranged at the bottom end of the circular plate (22) and the top end of the pull handle (6).

8. The hidden type double-opening-tail zipper based on the polyester fiber is characterized in that a containing groove (31) is formed in the right wall of the inside of the L-shaped rotating plate (27), a spring four (29) is fixedly installed in the containing groove (31), a rubber block (30) is fixedly installed at the left end of the spring four (29), the rubber block (30) extends to the outer side of the containing groove (31), and an inclined surface is formed in the lower side of the left end of the rubber block (30).

Technical Field

The invention relates to the technical field of zippers, in particular to a hidden double-split-tail zipper based on polyester fiber.

Background

The zipper is a connecting piece which is used for combining or separating articles by means of continuously arranged zipper teeth and is widely used for clothes, bags, tents and the like, the zipper is provided with two fasteners which are respectively provided with a row of metal teeth or plastic teeth and used for connecting the edge of an opening, a sliding piece can pull the two rows of teeth into an interlocking position to seal the opening, and the double-open-tail zipper realizes the bidirectional opening of zipper strips by utilizing two zipper heads, thereby improving the practicability of the zipper.

The zipper used at present has certain defects, the convenient covering protection function of the convenient zipper puller is lacked, the zipper puller on the zipper is exposed outside for a long time and is easily damaged by the influence of the environment, on one hand, the labor of the zipper puller is inconvenient, on the other hand, the service life of the zipper is reduced, and therefore, the hidden type double-split zipper based on polyester fiber is very necessary.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a hidden double-open-tail zipper based on polyester fiber, which mainly solves the problem that the zipper head cannot be well protected after being exposed outside for a long time.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme:

a hidden double-open-tail zipper based on polyester fiber comprises zipper strips, zipper heads, stop blocks, a protective cover, a U-shaped block and a pull handle, wherein the zipper strips are provided with two groups, two zipper heads are slidably installed between the two groups of zipper strips, two stop blocks are symmetrically and fixedly installed between the two groups of zipper strips, the two zipper heads are positioned between the two stop blocks, the protective cover is slidably installed at the top end of each zipper head, the U-shaped block is fixedly installed at the top end of the protective cover, the pull handle is rotatably installed inside the U-shaped block, two square grooves are symmetrically formed in the front wall and the rear wall inside the U-shaped block, square blocks are slidably installed inside the two square grooves, a rotating pin is fixedly installed between the two square blocks, a first torsion spring is fixedly installed on the annular side surface of the rotating pin, the outer side of the first torsion spring is fixedly installed inside the pull handle, and a magnetic block is fixedly installed on the left wall inside the square grooves, draw bottom slidable mounting have T type round bar, draw zipper head top to rotate and install the dwang, the dwang top is rotated and is installed the connecting block, protection casing and slidable mounting are passed on the connecting block top in U type piece bottom.

Further, draw the zipper head top and seted up the rectangular channel, and the inside rotation of rectangular channel installs circular round pin two, fixed mounting has the dwang on the circular round pin annular side, the recess has been seted up on the dwang top, and the inside rotation of recess installs circular round pin three, and fixed mounting has the connecting block on the circular round pin three annular side.

Furthermore, draw zipper head top fixed mounting to have four elasticity telescopic links, and four elasticity telescopic link top fixed mounting are on the inside top of protection casing.

On the basis of the scheme, elasticity telescopic link comprises outer pole, interior pole and spring one, draw zipper head top fixed mounting have an outer pole, pole in outer pole top slidable mounting, and interior pole top fixed mounting have the inside top of protection casing, interior pole bottom extends to the inside and fixed mounting of outer pole has spring one, and a spring bottom fixed mounting is in the inside bottom of outer pole.

Further, the bar groove has been seted up to bilateral symmetry around the protection casing bottom, bar inslot portion top fixed mounting has spring two, and two bottom fixed mounting of spring have the layering, the layering bottom extends to the bar groove outside.

Furthermore, a through groove is formed in the bottom end of the inside of the U-shaped block, a T-shaped groove is formed in the top end and the right end of the protective cover, the top end of the T-shaped groove is aligned with and communicated with the through groove, and the right end of the T-shaped groove is aligned with the T-shaped round rod left and right.

Further, two fixed blocks of both ends symmetry fixed mounting around the U type piece, circular round pin one is installed in the inside rotation of fixed block, fixed mounting has torsional spring two on the circular round pin annular side, and the outside fixed mounting of torsional spring is inside the fixed block, two rotate between the fixed block and install L type rotor plate, circular round pin one passes the fixed block and fixes on L type rotor plate, L type rotor plate bottom left side fixed mounting has the briquetting, T type round bar top is passed and is drawn and fixed mounting has the plectane, T type round bar annular side upside is installed spring three, and spring three about both ends respectively fixed mounting in plectane bottom and draw the top.

On the basis of the scheme, an accommodating groove is formed in the right wall inside the L-shaped rotating plate, a spring IV is fixedly installed inside the accommodating groove, rubber blocks are fixedly installed at the left ends of the spring IV and extend to the outside of the accommodating groove, and an inclined plane is formed in the lower side of the left end of each rubber block.

(III) advantageous effects

Compared with the prior art, the invention provides the hidden double-split-tail zipper based on the polyester fiber, which has the following beneficial effects:

1. the rotating rod is extruded by the T-shaped round rod, so that the rotating rod drives the connecting block to move, the protective cover is further pulled downwards to move to cover the zipper head, the pull handle moves to drive the rotating pin to move, the rotating pin moves to drive the square block to move along the square groove, the pull handle moves to drive the T-shaped round rod to move through the T-shaped groove to enter the protective cover, the T-shaped round rod moves to be attached to the rotating rod and extrudes the rotating rod, so that the rotating rod rotates around the round pin II, the rotating top end of the rotating rod moves leftwards and downwards and drives the connecting block to move leftwards and downwards, the U-shaped block and the protective cover can only vertically move due to the existence of the elastic telescopic rod, at the moment, the connecting block moves leftwards along the U-shaped block and simultaneously drives the U-shaped block and the protective cover to move downwards, the problem that the convenient covering protection function of the zipper head is lacked is solved, and the zipper head on the zipper is easily damaged due to the influence of the environment after being exposed outside for a long time, on one hand, the labor of the zipper head is not convenient, and on the other hand, the service life of the zipper is reduced.

2. The zipper puller is locked in an auxiliary mode through the first spring and the pressing strip in an extruding mode, the protective cover drives the pressing strip to move downwards and be attached to the zipper puller, the protective cover continues to move to extrude the second spring, the second spring generates elastic force, the elastic force of the second spring improves the pressing effect of the pressing strip on the zipper chain, and the effect of locking the zipper puller in an auxiliary mode is achieved.

3. Through dwang backward extrusion T type round bar, and then extrude L type rotor plate joint and draw the handle, continue to promote and draw the handle, the protection casing has been laminated with the zip fastener strip this moment, can not continue downstream, T type round bar removes and can not extrude the dwang and continue to rotate promptly, and then the rotor bar extrudees T type round bar, because the elasticity of spring one is far less than the elasticity of spring three, so can extrude the dwang earlier and rotate at T type round bar removal in-process, just can appear dwang extrusion T type round bar removal afterwards, T type round bar removes and drives the plectane and remove, the plectane removes and stretch spring three, the plectane is located the briquetting downside this moment, plectane removal extrusion briquetting, make the briquetting upwards remove, and then drive L type rotor plate and rotate around circular round pin one, L type rotor plate rotates and carries out the joint to drawing spacingly.

4. Design through block rubber and spring four is convenient for extrude left and is drawn the handle, avoid drawing and appear reverse movement, L type rotor plate rotates and drives the block rubber and remove, make to draw the right-hand member to the block rubber and extrude, make the block rubber remove to get into and accomodate the inslot portion and extrude spring four, when L type rotor plate rotates to horizontal position, the square removes to square groove left side and the laminating of magnetic path absorption this moment, and then the fixed position of drawing the handle, the elasticity of spring four is convenient for the block rubber and extrudees left and draws the handle, avoid drawing the handle and break away from the removal.

5. Through rotating pin and torsional spring one, be convenient for draw the rotation and the reseing of handle, user can rotate the position of drawing the handle around the rotating pin, be convenient for draw the pull draw zipper head to remove, rotate the in-process at the pull and extrude torsional spring one for torsional spring one produces torsion, and the torsion of torsional spring one is convenient for draw the rotation of handle to reset, makes and draws the handle to keep horizontal position.

Drawings

FIG. 1 is a schematic perspective view of a hidden double-split zipper made of polyester fiber according to the present invention;

FIG. 2 is a schematic view of the inside structure of a protective cover based on a hidden double-opening zipper made of polyester fibers according to the present invention;

FIG. 3 is a schematic view of the inner top structure of a protective cover of a concealed double-opening zipper made of polyester fiber according to the present invention;

FIG. 4 is a schematic cross-sectional view of an L-shaped rotating plate of a hidden double-split zipper made of polyester fibers according to the present invention;

fig. 5 is a schematic cross-sectional structure view of an elastic expansion link based on a hidden double-split zipper made of polyester fibers according to the present invention.

In the figure: 1. a zipper strip; 2. a slider of a zipper fastener; 3. stopping the block; 4. a protective cover; 5. a U-shaped block; 6. pulling a handle; 7. a rotation pin; 8. a square block; 9. a first torsion spring; 10. a square groove; 11. a magnetic block; 12. a T-shaped round bar; 13. Rotating the rod; 14. connecting blocks; 15. an elastic telescopic rod; 16. an outer rod; 17. an inner rod; 18. a first spring; 19. a second spring; 20. layering; 21. a T-shaped groove; 22. a circular plate; 23. a third spring; 24. a fixed block; 25. a first round pin; 26. a second torsion spring; 27. an L-shaped rotating plate; 28. briquetting; 29. a fourth spring; 30. A rubber block; 31. a receiving groove; 32. a rectangular groove; 33. a second round pin; 34. a third round pin; 35. a through groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a hidden type double-end zipper based on polyester fiber comprises a zipper strip 1, zipper sliders 2, stop blocks 3, a protective cover 4, a U-shaped block 5 and pull handles 6, wherein the zipper strip 1 is provided with two groups, two zipper sliders 2 are installed between the two groups of zipper strips 1 in a sliding mode, the two stop blocks 3 are symmetrically sewn between the two groups of zipper strips 1, the two zipper sliders 2 are positioned between the two stop blocks 3, the stop blocks 3 are designed to prevent the zipper sliders 2 from falling off the zipper strips 1, the protective cover 4 is installed at the top end of each zipper slider 2 in a sliding mode, the U-shaped block 5 is welded at the top end of the protective cover 4, the pull handles 6 are installed in the U-shaped block 5 in a rotating mode, two square grooves 10 are symmetrically formed in the front wall and the back wall of the U-shaped block 5, blocks 8 are installed in the two square grooves 10 in a sliding mode, a rotating pin 7 is welded between the two square grooves 8, a torsion spring 9 is welded on the annular side face of the rotating pin 7, and the welding in the 9 outside of torsional spring is inside pulling 6, the design of a 9 of torsional spring is convenient for pull 6 and reset after rotating around rotating pin 7, guarantee to pull 6 and be in horizontal position, there is magnetic path 11 through the mounting screw on the inside left wall of square groove 10, it has T type round bar 12 to pull 6 bottom slidable mounting, 2 tops of zipper puller are rotated through round pin two 33 and are installed dwang 13, dwang 13 top is rotated through round pin three 34 and is installed connecting block 14, 14 tops of connecting block are passed protection casing 4 and slidable mounting in 5 bottoms of U type piece, 14 tops of connecting block can only be along 5 bottom horizontal slip of U type piece.

In the invention, it should be noted that a rectangular groove 32 is formed at the top end of the zipper head 2, a round pin two 33 is rotatably installed in the rectangular groove 32, a rotating rod 13 is welded on the annular side surface of the round pin two 33, a groove is formed at the top end of the rotating rod 13, a round pin three 34 is rotatably installed in the groove, a connecting block 14 is welded on the annular side surface of the round pin three 34, the rotating rod 13 is rotatably installed in the rectangular groove 32 due to the design of the round pin two 33, the rotating rod 13 is rotatably connected with the connecting block 14 due to the design of the rotating pin three 7, four elastic telescopic rods 15 are fixedly installed at the top end of the zipper head 2, the top ends of the four elastic telescopic rods 15 are fixedly installed at the top end of the protective cover 4, each elastic telescopic rod 15 is composed of an outer rod 16, an inner rod 17 and a spring one 18, the outer rod 16 is fixedly installed at the top end of the zipper head 2, and the inner rod 17 is slidably installed at the top end of the outer rod 16, and interior pole 17 top fixed mounting has the inside top of protection casing 4, interior pole 17 bottom extends to the inside and fixed mounting of outer pole 16 has a spring 18, and the inside bottom fixed mounting of spring 18 bottom is in the inside bottom of outer pole 16, the design of elasticity telescopic link 15 has improved the stability of the vertical removal of protection casing 4, the protection casing 4 rebound of being convenient for simultaneously pops out, the bar groove has been seted up to bilateral symmetry around the protection casing 4 bottom, the inside top fixed mounting in bar groove has spring two 19, and spring two 19 bottom fixed mounting has layering 20, layering 20 bottom extends to the bar groove outside, the design of layering 20 is convenient for the protection casing 4 rebound in-process extrusion and is drawn zipper strip 1, and then will draw zipper head 2 locking on drawing zipper strip 1, the design of spring two 19 has improved the pressure of layering 20 to zipper strip 1 and has held the effect.

Particularly, the bottom end of the inside of the U-shaped block 5 is provided with a through groove 35, the top end and the right end of the protective cover 4 are provided with T-shaped grooves 21, the top end of each T-shaped groove 21 is aligned and communicated with the through groove 35, the right end of each T-shaped groove 21 is aligned with the corresponding T-shaped round bar 12 in the left-right direction, the through grooves 35 and the T-shaped grooves 21 are designed to facilitate the T-shaped round bars 12 to enter the inside of the protective cover 4 inside the U-shaped block 5 to extrude the rotating bar 13, the front end and the rear end of the U-shaped block 5 are symmetrically welded with two fixed blocks 24, a round pin I25 is rotatably installed inside each fixed block 24, a torsion spring II 26 is welded on the annular side surface of the round pin I25, the outer side of the torsion spring II 26 is welded inside each fixed block 24, an L-shaped rotating plate 27 is rotatably installed between the two fixed blocks 24, one end of the round pin I25 penetrates through the fixed block 24 and is welded on the L-shaped rotating plate 27, a press block 28 is installed on the left side of the bottom end of the L-shaped rotating plate 27 through a screw, the top end of the T-shaped round bar 12 penetrates through the pull handle 6 and is installed with a circular plate 22 through a screw, the third spring 23 is installed to T type round bar 12 annular side upside, and both ends weld respectively at plectane 22 bottom and draw 6 tops about the third spring 23, has seted up on the inside right wall of L type rotor plate 27 and has accomodate groove 31, and accomodate the inside fixed mounting in groove 31 and have spring four 29, and spring four 29 left end fixed mounting has block rubber 30, and block rubber 30 extends to accomodate the groove 31 outside, and the inclined plane has been seted up to block rubber 30 left end downside.

The working principle of the embodiment is as follows: when the zipper head 2 needs to be protected, a user horizontally pushes the pull handle 6, the pull handle 6 moves to drive the rotating pin 7 to move, the rotating pin 7 moves to drive the square block 8 to move along the square groove 10, the pull handle 6 moves to drive the T-shaped round rod 12 to move through the T-shaped groove 21 and enter the protective cover 4, the T-shaped round rod 12 moves to be attached to the rotating rod 13 and extrude the rotating rod 13, so that the rotating rod 13 rotates around the round pin II 33, the rotating top end of the rotating rod 13 moves towards the left lower side and drives the connecting block 14 to move towards the left lower side, due to the existence of the elastic telescopic rod 15, the U-shaped block 5 and the protective cover 4 can only vertically move, at the moment, the connecting block 14 moves towards the left along the U-shaped block 5 and simultaneously drives the U-shaped block 5 and the protective cover 4 to move downwards, the protective cover 4 moves downwards to drive the inner rod 17 to move and extrude the first spring 18, so that the first spring 18 generates elastic force, the elastic force of the first spring 18 facilitates the ejection and resetting of the protective cover 4, the protective cover 4 moves downwards to cover and protect the zipper head 2, meanwhile, the pressing strip 20 is driven to move downwards to be attached to the zipper strip 1, the protective cover 4 continues to move to extrude the second spring 19, the second spring 19 generates elastic force, the elastic force of the second spring 19 improves the pressing and holding effect of the pressing strip 20 on the zipper strip 1, and the effect of assisting in locking the zipper head 2 is achieved.

The pull handle 6 is continuously pushed, at this time, the protective cover 4 is already attached to the zipper strip 1 and cannot continuously move downwards, that is, the T-shaped round rod 12 moves and cannot extrude the rotating rod 13 to continuously rotate, and then the rotating rod 13 extrudes the T-shaped round rod 12, because the elastic force of the first spring 18 is much smaller than that of the third spring 23, the rotating rod 13 is firstly extruded to rotate in the moving process of the T-shaped round rod 12, and then the rotating rod 13 extrudes the T-shaped round rod 12 to move, the T-shaped round rod 12 moves to drive the circular plate 22 to move, the circular plate 22 moves to stretch the third spring 23, the circular plate 22 is located at the lower side of the pressing block 28 at this time, the pressing block 28 moves upwards, and then the L-shaped rotating plate 27 is driven to rotate around the first round pin 25 and extrude the second torsion spring 26, so that the second torsion spring 26 generates torsion, and the L-shaped rotating plate 27 rotates to drive the rubber block 30 to move, make and draw 6 right-hand members to extrude block rubber 30, make block rubber 30 remove and get into and accomodate groove 31 inside and extrude spring four 29, when L type rotor plate 27 rotates to horizontal position, square 8 moves to square groove 10 left side and adsorbs the laminating with magnetic path 11 this moment, and then the fixed position of drawing 6, the elasticity of spring four 29 is convenient for block rubber 30 to extrude the handle 6 left, avoid drawing 6 right automatic movement, block rubber 30 and spring four 29's design is convenient for pull the handle 6 to the right within range of a small margin simultaneously, make T type round bar 12 remove with briquetting 28 and dwang 13 separation, T type round bar 12 separates the rotation perk of L type rotor plate 27 of being convenient for with briquetting 28, be convenient for follow-up pulling the handle 6 to remove, T type round bar 12 separates with dwang 13, be convenient for the bounce of protection casing 4.

In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.